In CentOS 7 host we have installed openvpn package and did create an tunnel using OpenVPN tunneling for eth9 and tap9.
Everthing work fine for unsecure connection but when we try to connect to server ...

I'm setting up an VPN server. In this server I want to have 2 different encryptions (1024, 2048), each one in different ports. So I created 2 TAP adapters, and shared the local area connection with ...

I tried to setup a simple vpn test server on Ubuntu 12.04, called ToyVPNServer.
The guide is simple and I take test for days but still cannot get connected. The inspection result is showing the issue ...

I have LAN_1 and LAN_2 interconnected with an openvpn tunnel terminated ona pair of SOHO routers running busybox.
One of the vpn purpose is to allow clients on both LAN_1 and LAN_2, to administer the ...

I have set up a tun/tap vpn to a VPS. For this, I created a 10/24 network and gave the server the IP 10.0.0.100 and my client got 10.0.0.200.
I can now successfully ping the server / access my mail ...

I have what is essentially a routing problem, and I'm not familiar enough with routing and iptables to effectively troubleshoot and set up my network needs.
What's working
I have an openVPN network ...

My goal:
I want to set up openVPN on a vServer from the company netcup, running Debian squeeze. I only want a VPN connection from client to server; clients should not be able to see each other, also ...

I'm trying to configure openvpn so that only traffic from certain processes goes over the vpn, but those processes could connect to anywhere.
I'm trying to do that by having openvpn not do any route ...

I have two OpenVPN servers (10.8.0.0 and 10.9.0.0) set up on my OpenSUSE server. Within one network, each computer is visible to any other one, but I'd like to make it so that computers are visible ...

i had a previously working configuration with the config files used in a previous question
However, i've changed this now to the following configuration using server mode, everything on the logs seem ...

I'm trying to capture and manipulate incoming IP packets (via eth0 interface) by using a TUN device (since I'm only concerned with IP layer). The first step I think is 1:1 packet forwarding from eth0 ...

can anyone tell me the use of tun interface in openvpn?
as far as i read, it is used to tunnel all the traffic from the PC over the ssl tunnel.
But incase of VPN, i suppose all the traffic initiated ...

Can someone please help me with this? I have a linux 2.6.9 server (I know it's outdated, but it has some special modules and so kernel cannot be updated/recompiled/etc), and I need to have a tun/tap ...